Home / 876,828.75-1,315,281.41-277,834.07

Finding the Fourth Proportional to 876,828.75, 1,315,281.41 and 277,834.07

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Solution

The fourth proportional to 876,828.75, 1,315,281.41 and 277,834.07 is: 416,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,828.75 : 1,315,281.41 = 277,834.07 : x
  2. Step 2: Convert to fraction form
    876,828.75/1,315,281.41 = 277,834.07/x
  3. Step 3: Cross multiply
    876,828.75x = 1,315,281.41 × 277,834.07
  4. Step 4: Simplify right side
    876,828.75x = 365,429,979,370.06
  5. Step 5: Solve for x
    x = 365,429,979,370.06/876,828.75
  6. Step 6: Final answer
    x = 416,763.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.